EP0570897A3 - Device for delivering an attenuator control signal. - Google Patents
Device for delivering an attenuator control signal. Download PDFInfo
- Publication number
- EP0570897A3 EP0570897A3 EP93108046A EP93108046A EP0570897A3 EP 0570897 A3 EP0570897 A3 EP 0570897A3 EP 93108046 A EP93108046 A EP 93108046A EP 93108046 A EP93108046 A EP 93108046A EP 0570897 A3 EP0570897 A3 EP 0570897A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- delivering
- control signal
- attenuator control
- attenuator
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/04—Modifications of control circuit to reduce distortion caused by control
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19924216646 DE4216646C1 (en) | 1992-05-20 | 1992-05-20 | Arrangement for providing an actuating signal for an attenuator |
DE4216646 | 1992-05-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0570897A2 EP0570897A2 (en) | 1993-11-24 |
EP0570897A3 true EP0570897A3 (en) | 1995-01-04 |
Family
ID=6459312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP93108046A Ceased EP0570897A3 (en) | 1992-05-20 | 1993-05-17 | Device for delivering an attenuator control signal. |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0570897A3 (en) |
DE (1) | DE4216646C1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3479408B2 (en) * | 1996-04-23 | 2003-12-15 | アルプス電気株式会社 | AGC voltage correction circuit |
KR100397332B1 (en) * | 2001-06-11 | 2003-09-13 | 엘지전자 주식회사 | A temperature compensation circuit of agc for movable handset |
CN101847966B (en) * | 2009-09-25 | 2014-10-15 | 上海大学 | Bipolar zero position and gain adjustable amplifier and analog signal conditioner |
CN116094476A (en) * | 2023-04-11 | 2023-05-09 | 上海安其威微电子科技有限公司 | Circuit structure with gain compensation |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0108409A2 (en) * | 1980-04-28 | 1984-05-16 | Fujitsu Limited | Temperature compensating voltage generator circuit |
JPS6019310A (en) * | 1983-07-13 | 1985-01-31 | Nec Corp | High frequency power control circuit |
EP0289807A2 (en) * | 1987-05-06 | 1988-11-09 | ANT Nachrichtentechnik GmbH | Method for the temperature compensation of electric networks, and arrangements therefor |
US5099204A (en) * | 1990-10-15 | 1992-03-24 | Qualcomm Incorporated | Linear gain control amplifier |
-
1992
- 1992-05-20 DE DE19924216646 patent/DE4216646C1/en not_active Expired - Fee Related
-
1993
- 1993-05-17 EP EP93108046A patent/EP0570897A3/en not_active Ceased
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0108409A2 (en) * | 1980-04-28 | 1984-05-16 | Fujitsu Limited | Temperature compensating voltage generator circuit |
JPS6019310A (en) * | 1983-07-13 | 1985-01-31 | Nec Corp | High frequency power control circuit |
EP0289807A2 (en) * | 1987-05-06 | 1988-11-09 | ANT Nachrichtentechnik GmbH | Method for the temperature compensation of electric networks, and arrangements therefor |
DE3714984A1 (en) * | 1987-05-06 | 1988-12-01 | Ant Nachrichtentech | METHOD FOR TEMPERATURE COMPENSATION OF ELECTRICAL NETWORKS AND ARRANGEMENTS THEREFOR |
US5099204A (en) * | 1990-10-15 | 1992-03-24 | Qualcomm Incorporated | Linear gain control amplifier |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 9, no. 136 (E - 340) 12 June 1985 (1985-06-12) * |
Also Published As
Publication number | Publication date |
---|---|
DE4216646C1 (en) | 1994-01-27 |
EP0570897A2 (en) | 1993-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): BE DE FR GB IT NL |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): BE DE FR GB IT NL |
|
17P | Request for examination filed |
Effective date: 19941212 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ROBERT BOSCH GMBH |
|
17Q | First examination report despatched |
Effective date: 19961223 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED |
|
18R | Application refused |
Effective date: 19970721 |